45 int add_mtd_device(struct mtd_info *mtd)  in add_mtd_device()  argument
49 	BUG_ON(mtd->writesize == 0);  in add_mtd_device()
56 			mtd_table[i] = mtd;  in add_mtd_device()
57 			mtd->index = i;  in add_mtd_device()
58 			mtd->usecount = 0;  in add_mtd_device()
60 			if (is_power_of_2(mtd->erasesize))  in add_mtd_device()
61 				mtd->erasesize_shift = ffs(mtd->erasesize) - 1;  in add_mtd_device()
63 				mtd->erasesize_shift = 0;  in add_mtd_device()
65 			if (is_power_of_2(mtd->writesize))  in add_mtd_device()
66 				mtd->writesize_shift = ffs(mtd->writesize) - 1;  in add_mtd_device()
68 				mtd->writesize_shift = 0;  in add_mtd_device()
70 			mtd->erasesize_mask = (1 << mtd->erasesize_shift) - 1;  in add_mtd_device()
71 			mtd->writesize_mask = (1 << mtd->writesize_shift) - 1;  in add_mtd_device()
74 			if ((mtd->flags & MTD_WRITEABLE)  in add_mtd_device()
75 			    && (mtd->flags & MTD_POWERUP_LOCK) && mtd->unlock) {  in add_mtd_device()
76 				if (mtd->unlock(mtd, 0, mtd->size))  in add_mtd_device()
80 					       mtd->name);  in add_mtd_device()
83 			DEBUG(0, "mtd: Giving out device %d to %s\n",i, mtd->name);  in add_mtd_device()
87 				not->add(mtd);  in add_mtd_device()
112 int del_mtd_device (struct mtd_info *mtd)  in del_mtd_device()  argument
118 	if (mtd_table[mtd->index] != mtd) {  in del_mtd_device()
120 	} else if (mtd->usecount) {  in del_mtd_device()
122 		       mtd->index, mtd->name, mtd->usecount);  in del_mtd_device()
130 			not->remove(mtd);  in del_mtd_device()
132 		mtd_table[mtd->index] = NULL;  in del_mtd_device()
208 struct mtd_info *get_mtd_device(struct mtd_info *mtd, int num)  in get_mtd_device()  argument
217 			if (mtd_table[i] == mtd)  in get_mtd_device()
221 		if (mtd && mtd != ret)  in get_mtd_device()
260 	struct mtd_info *mtd = NULL;  in get_mtd_device_nm()  local
266 			mtd = mtd_table[i];  in get_mtd_device_nm()
271 	if (!mtd)  in get_mtd_device_nm()
274 	if (!try_module_get(mtd->owner))  in get_mtd_device_nm()
277 	if (mtd->get_device) {  in get_mtd_device_nm()
278 		err = mtd->get_device(mtd);  in get_mtd_device_nm()
283 	mtd->usecount++;  in get_mtd_device_nm()
285 	return mtd;  in get_mtd_device_nm()
288 	module_put(mtd->owner);  in get_mtd_device_nm()
294 void put_mtd_device(struct mtd_info *mtd)  in put_mtd_device()  argument
299 	c = --mtd->usecount;  in put_mtd_device()
300 	if (mtd->put_device)  in put_mtd_device()
301 		mtd->put_device(mtd);  in put_mtd_device()
305 	module_put(mtd->owner);  in put_mtd_device()
312 int default_mtd_writev(struct mtd_info *mtd, const struct kvec *vecs,  in default_mtd_writev()  argument
319 	if(!mtd->write) {  in default_mtd_writev()
325 			ret = mtd->write(mtd, to, vecs[i].iov_len, &thislen, vecs[i].iov_base);  in default_mtd_writev()